/**
 * 自訂語言選擇器樣式（地球圖示 + 下拉選單）
 */
.lang-picker {
  position: relative;
  display: inline-block;
  vertical-align: middle;
  font-size: 14px;
  text-align: left;
}

.header .nav .lang-picker {
  margin-left: 25px;
}

.language-bar .lang-picker {
  margin-left: 0;
}

.lang-picker__trigger {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  min-width: auto;
  padding: 6px 10px;
  border: 1px solid #d9d9d9;
  border-radius: 20px;
  background: #fff;
  color: #333;
  cursor: pointer;
  font-size: 14px;
  line-height: 1.4;
  font-family: inherit;
  transition: border-color 0.2s, box-shadow 0.2s, background-color 0.2s;
}

.lang-picker__trigger:hover,
.lang-picker.is-open .lang-picker__trigger {
  border-color: #409eff;
  background: #f5f9ff;
}

.lang-picker__trigger:focus {
  outline: none;
  border-color: #409eff;
  box-shadow: 0 0 0 2px rgba(64, 158, 255, 0.15);
}

.lang-picker__icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 18px;
  height: 18px;
  color: #409eff;
  flex-shrink: 0;
}

.lang-picker__icon svg {
  width: 100%;
  height: 100%;
  display: block;
}

.lang-picker__label {
  color: #333;
  font-weight: 500;
  white-space: nowrap;
}

.lang-picker__arrow {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 12px;
  height: 12px;
  color: #999;
  flex-shrink: 0;
  transition: transform 0.2s;
}

.lang-picker__arrow svg {
  width: 100%;
  height: 100%;
  display: block;
}

.lang-picker.is-open .lang-picker__arrow {
  transform: rotate(180deg);
  color: #409eff;
}

.lang-picker__menu {
  display: none;
  position: absolute;
  top: calc(100% + 6px);
  right: 0;
  min-width: 148px;
  margin: 0;
  padding: 6px 0;
  list-style: none;
  background: #fff;
  border: 1px solid #e4e7ed;
  border-radius: 8px;
  box-shadow: 0 6px 16px rgba(0, 0, 0, 0.12);
  z-index: 3000;
}

.lang-picker.is-open .lang-picker__menu {
  display: block;
}

.lang-picker__item {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 9px 14px;
  color: #333;
  cursor: pointer;
  white-space: nowrap;
}

.lang-picker__item::before {
  content: '';
  display: inline-block;
  width: 14px;
  height: 14px;
  flex-shrink: 0;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none'%3E%3Ccircle cx='12' cy='12' r='9' stroke='%23c0c4cc' stroke-width='1.6'/%3E%3Cellipse cx='12' cy='12' rx='4' ry='9' stroke='%23c0c4cc' stroke-width='1.6'/%3E%3Cpath d='M3 12h18M5 7.5h14M5 16.5h14' stroke='%23c0c4cc' stroke-width='1.6' stroke-linecap='round'/%3E%3C/svg%3E");
  background-size: contain;
  background-repeat: no-repeat;
  background-position: center;
}

.lang-picker__item:hover,
.lang-picker__item.is-active {
  background: #ecf5ff;
  color: #409eff;
}

.lang-picker__item.is-active {
  font-weight: 600;
}

.lang-picker__item.is-active::before {
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none'%3E%3Ccircle cx='12' cy='12' r='9' stroke='%23409eff' stroke-width='1.6'/%3E%3Cellipse cx='12' cy='12' rx='4' ry='9' stroke='%23409eff' stroke-width='1.6'/%3E%3Cpath d='M3 12h18M5 7.5h14M5 16.5h14' stroke='%23409eff' stroke-width='1.6' stroke-linecap='round'/%3E%3C/svg%3E");
}

@media (max-width: 768px) {
  .lang-picker__label {
    display: none;
  }

  .lang-picker__trigger {
    padding: 7px 9px;
    border-radius: 50%;
    width: 36px;
    height: 36px;
    justify-content: center;
  }

  .lang-picker__arrow {
    display: none;
  }
}